Mack Trucks, Inc. (Mack) is recalling certain 2025 LR, Granite, and Pinnacle vehicles equipped with Composilite EXS20 steerable lift axle suspension assemblies. The tie rod assembly ball stud could have been improperly heat treated and can fail.
2010-2025 · 16 model years
Mack LR Problems by year
Owners have filed 1 complaints about the Mack LR across 16 model years, and it has 15 recalls. The 2019 has the most complaints once its age is allowed for (1). The most reported problem area is the fuel system.
- Complaints
- 1
- Recalls
- 15
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
LR complaints by model year
Highlighted: the year with the most complaints for its age. Older vehicles have had more time to collect complaints - the Safety Index grade allows for that.
Most common LR problems
Mack LR recalls 15
Mack Trucks, Inc. (Mack) is recalling certain 2024-2025 LR natural gas vehicles. The methane detector may be inoperative due to a missing fuse.
Mack Trucks, Inc. (Mack) is recalling certain 2023-2024 GR, AN, LR, and Terrapro vehicles. The engine may not return to idle within 2 seconds if the accelerator pedal position sensor becomes disconnected. As such, these vehicles fail to comply with the...
Do not drive
Mack Trucks, Inc. (Mack) is recalling certain 2024 LR vehicles. The fasteners that connect the power steering assist cylinder to steering arm may be loose or missing.
Covers2024 Mack LR
Mack Trucks, Inc. (Mack) is recalling certain 2024 LR garbage trucks. The reinforcing floor welds may be missing from around the passenger seat pedestal, reducing floor strength.
Covers2024 Mack LR
Mack Trucks, Inc. (Mack) is recalling certain 2023-2024 LR garbage trucks. The wiper arm retention nuts may be loose, stripping, and causing the windshield wipers to fail.
Mack Trucks, Inc. (Mack) is recalling certain 2024 LR electric garbage trucks, equipped with electric horns. The circuit connecting the horn button to the horn is missing, making the horn inoperative.
Covers2024 Mack LR
Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.
Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite and LR vehicles. A machining defect may cause pressure to build in the power steering pump and break the shaft seal, resulting in a loss of power steering assist.
Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite, LR, and TerraPro vehicles. The rear drive axle may have the incorrect type of brake cam installed, which could result in inoperative rear axle brakes.
Mack Trucks, Inc. (Mack) is recalling certain 2019-2020 LR vehicles. The steering transfer case may have an insufficient amount of oil.
Mack Trucks, Inc. (Mack) is recalling certain 2019 Mack Granite (GR), LR, and TerraPro (TE) trucks, equipped with Bridgestone M854 tires with DOT date codes 2418-2518, Bridgestone M860A tires with DOT date code 2518 or Bridgestone M864 tires with DOT date...
Latest LR complaints
The contact owns a 2019 Mack LR64. The contact stated that while driving at an undisclosed speed, the secondary fuel filter detached, and the vehicle stalled. The vehicle was towed to an independent mechanic, where the vehicle was repaired. The fuel filter was replaced. The manufacturer was made aware of the failure. The failure mileage was approximately 40,797.
Questions about the Mack LR
Which Mack LR years have the most problems?
By the number of complaints owners filed with NHTSA: 2019 (1). Allowing for how long each has been on the road, the 2019 stands out most. Complaint counts also rise with sales, so compare years of the same model rather than different models.
Which Mack LR years have the fewest complaints?
What are the most common Mack LR problems?
Across every model year, owners report problems with the fuel system (1) most often.
How many recalls does the Mack LR have?
NHTSA lists 15 recalls across all Mack LR model years. Each year's page lists the recalls for that year; check your own vehicle by VIN at nhtsa.gov/recalls to see whether the repair has been done.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data